DIN EN 12441-4-2003 Zinc and zinc alloys - Chemical analysis - Part 4 Determination of iron in zinc alloys - Spectrophotometric method German version EN 12441-4 2003《锌及锌合金 化学分析 第4部.pdf

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1、ICS 77.040.30; 77.120.60Zink und Zinklegierungen Chemische Analyse Teil 4: Bestimmungvon Eisen in Zinklegierungen Spektrophotometrisches VerfahrenEuropean Standard EN 12441-4 : 2003 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard has been prepare

2、d by CEN/TC 209 Zinc and zinc alloys (Secretariat: France).The responsible German body involved in its preparation was the Normenausschuss Nichteisenmetalle(Nonferrous Metals Standards Committee), Technical Committee Zink.AmendmentsDIN ISO 1055, January 1983 edition, has been superseded by the speci

3、fications of EN 12441-4.Previous editionDIN ISO 1055: 1983-01.Ref. No. DIN EN 12441-4 : 2003-06English price group 07 Sales No. 110711.03DEUTSCHE NORMEN 12441-4EN comprises 7 pages. No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Ber

4、lin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Zinc and zinc alloys Chemical analysisPart 4: Determination of iron in zinc alloys Spectrophotometric methodEnglish version of DIN EN 12441-4June 2003SupersedesDIN ISO 1055,January 1983 ed

5、ition.English versionICS 77.040.30; 77.120.60Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr Normung 2003. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national m

6、embers.Ref. No. EN 12441-4 : 2003 EZinc et alliages de zinc Analyse chimi-que Partie 4: Dosage du fer dans lesalliages de zinc Mthode spectro-photomtriqueZink und Zinklegierungen Chemi-sche Analyse Teil 4: Bestimmungvon Eisen in Zinklegierungen Spektrophotometrisches VerfahrenThis European Standard

7、was approved by CEN on 2002-11-21.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the conditions for giving this European Standard the status of anational standard without any alteration.Up-to-date lists and bibliographical references concerning such national

8、 stand-ards may be obtained on application to the Management Centre or to any CENmember.The European Standards exist in three official versions (English, French, German).A version in any other language made by translation under the responsibility of aCEN member into its own language and notified to

9、the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, the CzechRepublic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ire-land, Italy, Luxembourg, Malta, the Netherlands, Norway, Portugal, Slovakia,Spain,

10、Sweden, Switzerland, and the United Kingdom.EN 12441-4March 2003Zinc and zinc alloys Chemical analysisPart 4: Determination of iron in zinc alloys Spectrophotometric methodPage 2EN 12441-4 : 2003Page 3EN 12441-4 : 2003Page 4EN 12441-4 : 2003Page 5EN 12441-4 : 2003Page 6EN 12441-4 : 2003Page 7EN 12441-4 : 2003